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18100 Lebreton (2000 LE28)
Classification: Main-belt Asteroid          SPK-ID: 2018100
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1736175867875409 5.4977e-08  
a 2.262175751726064 1.6204e-08 AU
q 1.869422256822094 1.2987e-07 AU
i 3.465700824402683 8.8538e-06 deg
node 187.5436163077011 9.2141e-05 deg
peri 97.55928212669724 9.753e-05 deg
M 104.5496170593832 3.4937e-05 deg
tp 2456639.582544537664
(2013-Dec-13.08254454)
0.00011837 JED
period 1242.761930850899
3.40
1.3353e-05
3.656e-08
d
yr
n .2896773638322779 3.1124e-09 deg/d
Q 2.654929246630035 1.9017e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      11326 days (31.01 yr)  
   first obs. used      1983-08-30  
   last obs. used      2014-09-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58395  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:09:27  

Additional Information
 Earth MOID = .858292 AU 
 T_jup = 3.596 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO266051  

18100 Lebreton           Discovered 2000 June 6 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Jean-Pierre Lebreton (b. 1949), of the ESA/ESTEC Space Science Department, is project scientist for the Huygens probe.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

[ show close-approach data ]
Alternate Designations
 2000 LE28 = 1983 QM = 1999 CA61 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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